GnuTLS before 2.9.10 does not verify the activation and expiration dates of CA certificates, which allows man-in-the-middle attackers to spoof servers via a certificate issued by a CA certificate that is (1) not yet valid or (2) no longer valid.
SUSE Linux Enterprise Desktop 11 SP3 SUSE Linux Enterprise Desktop 12 SUSE Linux Enterprise High Availability Extension 11 SP3 SUSE Linux Enterprise High Performance Computing 11 SP3 SUSE Linux Enterprise Server 11 SP1 for Teradata SUSE Linux Enterprise Server 11 SP1-TERADATA SUSE Linux Enterprise Server 11 SP3 SUSE Linux Enterprise Server 11 SP3 for Teradata SUSE Linux Enterprise Server 11 SP3 for VMware SUSE Linux Enterprise Server 11 SP3-TERADATA SUSE Linux Enterprise Server 12 SUSE Linux Enterprise Server for SAP Applications 11 SP1-TERADATA SUSE Linux Enterprise Server for SAP Applications 11 SP3 SUSE Linux Enterprise Server for SAP Applications 11 SP3-TERADATA SUSE Linux Enterprise Server for VMWare 11 SP3 SUSE Linux Enterprise Software Development Kit 11 SP3 SUSE Linux Enterprise Teradata 10 SP3 for AMD64 and Intel EM64T SUSE Manager 1.7 for SLE 11 SP2